PATEK PHILIPPE REF. 3580 AUTOMATIC STEEL
Patek Philippe, Genève, Ref. 3580. Made in the 1970s.
Fine, center seconds, self-winding, water-resistant,
stainless steel wristwatch with back winder.
Three-body, solid, polished, screwed-down 2 piece
case back, large hammer-finished bezel, Vendome
hooded lugs, back winder.
Midnight blue with applied luminous baton
indexes. Luminous steel baton hands.
Cal. 350, stamped with the Seal of Geneva quality
mark, rhodium- plated, fausses cotes decoration,
28 jewels, straight-line lever escapement, Gyromax
balance adjusted for heat, cold, isochronism and 5
positions, shock absorber, self-compensating Breguet
balance spring.